EFI4Tuning

Connector A    inputs

DB-37

1.

Shield

#7-#19

2.

Tach- gnd, VR-, Hall (gnd and shield)

#7

3.

Tach+, VR/Hall + , white, gray shieled cable.

#24

4.

O2(EGO) -light blue

#23

5.

TPS - gray/blue - TPS signal(center pin)

#22

6.

CLT - yellow - coolant temp sensor

#21

7.

IAT - orange - Air intake temp sensor

#20

8.

12V switched from ignition

#8

9.

5V Hall Vcc ,TPS Vref. -gray/red

#26

10.

Spare4

#6*

11.

Spare3

#5*

12.

Spare2

#4*

13.

Spare1

#3*

14.

Ground sensors , TPS, CLT, IAT

#1,#2

Connector B   outputs

1.

Idle PWM/GPIO output

Q16

#36*

2.

Fuel pump relay -green

#37

3.

INJ. 3 -blue/light green, injector driver2

#35

4.

INJ. 2 -blue/light green, injector driver2

#34

5.

INJ. 4 -blue/light blue, injector driver1

#33

6.

INJ. 1 -blue/light blue, injector driver1

#32

7.

Ground main

#7-#19

8.

Ground main

#7-#19

9.

SparkA/spare -white/black

-

10.

SparkB/spare -white/2black

-

11.

SparkC/spare -white/3black

-

12.

SparkD/spare -white

-

13.

x14 -green - IAC2B / spare

#31 *

14.

x13 -green/3orange -IAC2A / spare

#29 *

15.

x12 -green/2orange -IAC2A /spare

#27 *

16.

x11 -green/orange - IAC1A/spare

#25 *

Connector A

Connector B

The Q16 's place is been used by IRFZ44 power mosfet to drive idle valve or any GPIO.

* not connected to DB-37

© ECUtronik enr.